One mans story... I did it.
I have 2 flocks, a rooster in each. Raised from day olds, 4 yrs old now. Grandbabies of various ages running amuck.
Pretty close quarters at my last place, 1/2 acre, back yard where coops were was fenced. Here now 1 1/2 acre, no fences, have runs and both flocks free...